SAN DIEGO (June 20, 2019) Sailors assigned to Coastal Riverine Squadron (CRS) 3, are underway aboard a MKVI patrol boat during unit level training provided by Coastal Riverine Group (CRG) 1 Training and Evaluation Unit. The Coastal Riverine Force provides a core capability to defend designated high value assets throughout the green and blue-water environment and provides deployable Adaptive Force Packages (AFP) worldwide in an integrated, joint and combined theater of operations. (U.S. Navy photo by Chief Boatswain's Mate Nelson Doromal Jr.)